java -Xmx6000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data ./data --generate-csv --csv-dir ../../../releaseScripts/default/UAutomizer-linux/csv -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/ai/eq-bench/svcomp-DerefFreeMemtrack-32bit-Automizer_Fixed_noBitfields+AI_EQ_SS.epf -i ../../../trunk/examples/svcomp/array-memsafety/array01-alloca_true-valid-memsafety_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-4cf2d92 [2018-03-28 12:01:21,065 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-03-28 12:01:21,067 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-03-28 12:01:21,083 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2018-03-28 12:01:21,115 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/eq-bench/svcomp-DerefFreeMemtrack-32bit-Automizer_Fixed_noBitfields+AI_EQ_SS.epf [2018-03-28 12:01:21,140 INFO L110 SettingsManager]: Loading preferences was successful [2018-03-28 12:01:21,140 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-03-28 12:01:21,141 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-03-28 12:01:21,141 INFO L133 SettingsManager]: * ultimate.logging.details=de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation=DEBUG; [2018-03-28 12:01:21,142 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-03-28 12:01:21,142 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-03-28 12:01:21,142 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-03-28 12:01:21,142 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-03-28 12:01:21,142 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-03-28 12:01:21,143 INFO L131 SettingsManager]: Preferences of LTL2Aut differ from their defaults: [2018-03-28 12:01:21,143 INFO L133 SettingsManager]: * Property to check=[] a a: x > 42 [2018-03-28 12:01:21,143 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-03-28 12:01:21,143 INFO L133 SettingsManager]: * sizeof long=4 [2018-03-28 12:01:21,144 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-03-28 12:01:21,144 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-03-28 12:01:21,144 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-03-28 12:01:21,144 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-03-28 12:01:21,144 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-03-28 12:01:21,145 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-03-28 12:01:21,145 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-03-28 12:01:21,145 INFO L133 SettingsManager]: * sizeof long double=12 [2018-03-28 12:01:21,145 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-03-28 12:01:21,145 INFO L133 SettingsManager]: * Size of a code block=SingleStatement [2018-03-28 12:01:21,146 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-03-28 12:01:21,146 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-03-28 12:01:21,146 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-03-28 12:01:21,146 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-03-28 12:01:21,146 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-03-28 12:01:21,147 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-03-28 12:01:21,147 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-03-28 12:01:21,147 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-03-28 12:01:21,147 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-03-28 12:01:21,147 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-03-28 12:01:21,148 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-03-28 12:01:21,149 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-03-28 12:01:21,149 INFO L131 SettingsManager]: Preferences of Boogie Printer differ from their defaults: [2018-03-28 12:01:21,149 INFO L133 SettingsManager]: * Dump path:=C:\Users\alex\AppData\Local\Temp\ [2018-03-28 12:01:21,185 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-03-28 12:01:21,198 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-03-28 12:01:21,203 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-03-28 12:01:21,205 INFO L271 PluginConnector]: Initializing CDTParser... [2018-03-28 12:01:21,205 INFO L276 PluginConnector]: CDTParser initialized [2018-03-28 12:01:21,206 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-memsafety/array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,514 INFO L228 CDTParser]: Created temporary CDT project at /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG2f01c259f [2018-03-28 12:01:21,704 INFO L291 CDTParser]: IsIndexed: true [2018-03-28 12:01:21,705 INFO L292 CDTParser]: Found 1 translation units. [2018-03-28 12:01:21,705 INFO L171 CDTParser]: Scanning array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,716 INFO L210 ultiparseSymbolTable]: Include resolver: [2018-03-28 12:01:21,717 INFO L215 ultiparseSymbolTable]: [2018-03-28 12:01:21,717 INFO L218 ultiparseSymbolTable]: Function table: [2018-03-28 12:01:21,717 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,717 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_fun ('test_fun') in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,718 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____bswap_32 ('__bswap_32') in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,718 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____bswap_64 ('__bswap_64') in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,718 INFO L227 ultiparseSymbolTable]: Global variable table: [2018-03-28 12:01:21,718 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__pthread_mutex_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,718 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____rlim_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,718 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__u_int in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,718 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____u_short in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,719 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____int32_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,719 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__div_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,719 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__time_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,719 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____intptr_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,719 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__size_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,719 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__mode_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,719 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__key_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,719 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____ssize_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,720 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__ino_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,720 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____socklen_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,720 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__uid_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,720 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__u_int64_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,720 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__lldiv_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,720 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____fsfilcnt64_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,720 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__ldiv_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,720 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____syscall_ulong_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,720 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____id_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,720 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____off64_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,721 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____time_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,721 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____suseconds_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,721 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____timer_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,721 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__fsblkcnt_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,721 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____u_char in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,721 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____blksize_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,721 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__u_quad_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,721 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____qaddr_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,721 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__int8_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,722 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____rlim64_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,722 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____fsfilcnt_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,722 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__pthread_mutexattr_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,722 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____fsblkcnt64_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,722 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__ulong in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,722 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____u_long in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,722 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__pthread_once_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,722 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____caddr_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,723 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__u_char in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,723 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__off_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,723 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__pthread_attr_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,723 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__int16_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,723 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____dev_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,723 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__blkcnt_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,723 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____int8_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,723 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____pthread_list_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,724 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__pid_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,724 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__clock_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,724 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__fd_set in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,724 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____fsid_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,724 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__gid_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,724 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____uint32_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,724 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____int16_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,724 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__u_long in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,725 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__u_short in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,725 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__pthread_spinlock_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,725 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__blksize_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,725 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____mode_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,725 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____ino_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,725 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__caddr_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,725 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____sigset_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,725 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__pthread_cond_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,725 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____blkcnt_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,726 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__suseconds_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,726 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____loff_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,726 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__fsid_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,726 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__int64_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,726 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__u_int16_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,726 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__ushort in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,726 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____WAIT_STATUS in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,726 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____clock_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,726 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__fd_mask in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,726 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__pthread_barrier_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,726 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____u_int in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,727 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__quad_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,727 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____clockid_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,727 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____syscall_slong_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,727 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__clockid_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,727 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__daddr_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,727 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__wchar_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,727 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__loff_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,727 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____useconds_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,727 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__u_int8_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,727 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____fd_mask in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,727 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____uint16_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,727 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____int64_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,727 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__pthread_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,727 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__pthread_condattr_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,727 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____u_quad_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,728 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____key_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,728 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____daddr_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,728 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____gid_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,728 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____uint8_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,728 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____quad_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,728 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____pid_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,728 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__u_int32_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,728 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__sigset_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,728 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____uint64_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,728 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__ssize_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,728 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____fsword_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,728 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____nlink_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,729 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____sig_atomic_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,729 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__pthread_key_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,729 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____fsblkcnt_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,729 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__register_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,729 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__pthread_barrierattr_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,729 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__timer_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,729 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__pthread_rwlock_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,730 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__nlink_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,730 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__id_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,730 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__uint in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,730 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__int32_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,730 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____off_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,730 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____blkcnt64_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,730 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__dev_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,730 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__fsfilcnt_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,731 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__pthread_rwlockattr_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,731 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____uid_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,731 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____ino64_t in array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:21,750 INFO L334 CDTParser]: Deleted temporary CDT project at /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG2f01c259f [2018-03-28 12:01:21,754 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-03-28 12:01:21,758 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-03-28 12:01:21,758 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-03-28 12:01:21,759 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-03-28 12:01:21,763 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-03-28 12:01:21,764 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.03 12:01:21" (1/1) ... [2018-03-28 12:01:21,766 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f7ede18 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:01:21, skipping insertion in model container [2018-03-28 12:01:21,766 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.03 12:01:21" (1/1) ... [2018-03-28 12:01:21,780 INFO L167 Dispatcher]: Using SV-COMP mode [2018-03-28 12:01:21,809 INFO L167 Dispatcher]: Using SV-COMP mode [2018-03-28 12:01:21,960 INFO L175 PostProcessor]: Settings: Checked method=main [2018-03-28 12:01:22,008 INFO L175 PostProcessor]: Settings: Checked method=main [2018-03-28 12:01:22,014 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 112 non ball SCCs. Number of states in SCCs 112. [2018-03-28 12:01:22,058 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:01:22 WrapperNode [2018-03-28 12:01:22,058 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-03-28 12:01:22,059 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-03-28 12:01:22,059 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-03-28 12:01:22,059 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-03-28 12:01:22,074 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:01:22" (1/1) ... [2018-03-28 12:01:22,075 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:01:22" (1/1) ... [2018-03-28 12:01:22,092 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:01:22" (1/1) ... [2018-03-28 12:01:22,092 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:01:22" (1/1) ... [2018-03-28 12:01:22,103 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:01:22" (1/1) ... [2018-03-28 12:01:22,108 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:01:22" (1/1) ... [2018-03-28 12:01:22,111 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:01:22" (1/1) ... [2018-03-28 12:01:22,116 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-03-28 12:01:22,116 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-03-28 12:01:22,117 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-03-28 12:01:22,117 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-03-28 12:01:22,118 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:01:22" (1/1) ... No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-03-28 12:01:22,252 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-03-28 12:01:22,252 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-03-28 12:01:22,252 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____bswap_32 [2018-03-28 12:01:22,252 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____bswap_64 [2018-03-28 12:01:22,252 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_fun [2018-03-28 12:01:22,252 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-03-28 12:01:22,253 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____bswap_32 [2018-03-28 12:01:22,253 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____bswap_64 [2018-03-28 12:01:22,253 INFO L128 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-03-28 12:01:22,253 INFO L128 BoogieDeclarations]: Found specification of procedure atof [2018-03-28 12:01:22,253 INFO L128 BoogieDeclarations]: Found specification of procedure atoi [2018-03-28 12:01:22,253 INFO L128 BoogieDeclarations]: Found specification of procedure atol [2018-03-28 12:01:22,253 INFO L128 BoogieDeclarations]: Found specification of procedure atoll [2018-03-28 12:01:22,253 INFO L128 BoogieDeclarations]: Found specification of procedure strtod [2018-03-28 12:01:22,253 INFO L128 BoogieDeclarations]: Found specification of procedure strtof [2018-03-28 12:01:22,253 INFO L128 BoogieDeclarations]: Found specification of procedure strtold [2018-03-28 12:01:22,254 INFO L128 BoogieDeclarations]: Found specification of procedure strtol [2018-03-28 12:01:22,254 INFO L128 BoogieDeclarations]: Found specification of procedure strtoul [2018-03-28 12:01:22,254 INFO L128 BoogieDeclarations]: Found specification of procedure strtoq [2018-03-28 12:01:22,254 INFO L128 BoogieDeclarations]: Found specification of procedure strtouq [2018-03-28 12:01:22,254 INFO L128 BoogieDeclarations]: Found specification of procedure strtoll [2018-03-28 12:01:22,254 INFO L128 BoogieDeclarations]: Found specification of procedure strtoull [2018-03-28 12:01:22,254 INFO L128 BoogieDeclarations]: Found specification of procedure l64a [2018-03-28 12:01:22,254 INFO L128 BoogieDeclarations]: Found specification of procedure a64l [2018-03-28 12:01:22,254 INFO L128 BoogieDeclarations]: Found specification of procedure select [2018-03-28 12:01:22,254 INFO L128 BoogieDeclarations]: Found specification of procedure pselect [2018-03-28 12:01:22,254 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-03-28 12:01:22,255 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-03-28 12:01:22,255 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-03-28 12:01:22,255 INFO L128 BoogieDeclarations]: Found specification of procedure random [2018-03-28 12:01:22,255 INFO L128 BoogieDeclarations]: Found specification of procedure srandom [2018-03-28 12:01:22,255 INFO L128 BoogieDeclarations]: Found specification of procedure initstate [2018-03-28 12:01:22,255 INFO L128 BoogieDeclarations]: Found specification of procedure setstate [2018-03-28 12:01:22,255 INFO L128 BoogieDeclarations]: Found specification of procedure random_r [2018-03-28 12:01:22,255 INFO L128 BoogieDeclarations]: Found specification of procedure srandom_r [2018-03-28 12:01:22,255 INFO L128 BoogieDeclarations]: Found specification of procedure initstate_r [2018-03-28 12:01:22,256 INFO L128 BoogieDeclarations]: Found specification of procedure setstate_r [2018-03-28 12:01:22,256 INFO L128 BoogieDeclarations]: Found specification of procedure rand [2018-03-28 12:01:22,256 INFO L128 BoogieDeclarations]: Found specification of procedure srand [2018-03-28 12:01:22,256 INFO L128 BoogieDeclarations]: Found specification of procedure rand_r [2018-03-28 12:01:22,256 INFO L128 BoogieDeclarations]: Found specification of procedure drand48 [2018-03-28 12:01:22,256 INFO L128 BoogieDeclarations]: Found specification of procedure erand48 [2018-03-28 12:01:22,256 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48 [2018-03-28 12:01:22,257 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48 [2018-03-28 12:01:22,257 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48 [2018-03-28 12:01:22,257 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48 [2018-03-28 12:01:22,257 INFO L128 BoogieDeclarations]: Found specification of procedure srand48 [2018-03-28 12:01:22,257 INFO L128 BoogieDeclarations]: Found specification of procedure seed48 [2018-03-28 12:01:22,257 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48 [2018-03-28 12:01:22,257 INFO L128 BoogieDeclarations]: Found specification of procedure drand48_r [2018-03-28 12:01:22,257 INFO L128 BoogieDeclarations]: Found specification of procedure erand48_r [2018-03-28 12:01:22,258 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-03-28 12:01:22,258 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-03-28 12:01:22,258 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-03-28 12:01:22,258 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-03-28 12:01:22,258 INFO L128 BoogieDeclarations]: Found specification of procedure srand48_r [2018-03-28 12:01:22,258 INFO L128 BoogieDeclarations]: Found specification of procedure seed48_r [2018-03-28 12:01:22,258 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-03-28 12:01:22,259 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-03-28 12:01:22,259 INFO L128 BoogieDeclarations]: Found specification of procedure calloc [2018-03-28 12:01:22,259 INFO L128 BoogieDeclarations]: Found specification of procedure realloc [2018-03-28 12:01:22,259 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-03-28 12:01:22,259 INFO L128 BoogieDeclarations]: Found specification of procedure cfree [2018-03-28 12:01:22,259 INFO L128 BoogieDeclarations]: Found specification of procedure alloca [2018-03-28 12:01:22,259 INFO L128 BoogieDeclarations]: Found specification of procedure valloc [2018-03-28 12:01:22,259 INFO L128 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-03-28 12:01:22,260 INFO L128 BoogieDeclarations]: Found specification of procedure abort [2018-03-28 12:01:22,260 INFO L128 BoogieDeclarations]: Found specification of procedure atexit [2018-03-28 12:01:22,260 INFO L128 BoogieDeclarations]: Found specification of procedure on_exit [2018-03-28 12:01:22,260 INFO L128 BoogieDeclarations]: Found specification of procedure exit [2018-03-28 12:01:22,260 INFO L128 BoogieDeclarations]: Found specification of procedure _Exit [2018-03-28 12:01:22,260 INFO L128 BoogieDeclarations]: Found specification of procedure getenv [2018-03-28 12:01:22,260 INFO L128 BoogieDeclarations]: Found specification of procedure putenv [2018-03-28 12:01:22,261 INFO L128 BoogieDeclarations]: Found specification of procedure setenv [2018-03-28 12:01:22,261 INFO L128 BoogieDeclarations]: Found specification of procedure unsetenv [2018-03-28 12:01:22,261 INFO L128 BoogieDeclarations]: Found specification of procedure clearenv [2018-03-28 12:01:22,261 INFO L128 BoogieDeclarations]: Found specification of procedure mktemp [2018-03-28 12:01:22,261 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemp [2018-03-28 12:01:22,261 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemps [2018-03-28 12:01:22,261 INFO L128 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-03-28 12:01:22,261 INFO L128 BoogieDeclarations]: Found specification of procedure system [2018-03-28 12:01:22,262 INFO L128 BoogieDeclarations]: Found specification of procedure realpath [2018-03-28 12:01:22,262 INFO L128 BoogieDeclarations]: Found specification of procedure bsearch [2018-03-28 12:01:22,262 INFO L128 BoogieDeclarations]: Found specification of procedure qsort [2018-03-28 12:01:22,262 INFO L128 BoogieDeclarations]: Found specification of procedure abs [2018-03-28 12:01:22,262 INFO L128 BoogieDeclarations]: Found specification of procedure labs [2018-03-28 12:01:22,262 INFO L128 BoogieDeclarations]: Found specification of procedure llabs [2018-03-28 12:01:22,262 INFO L128 BoogieDeclarations]: Found specification of procedure div [2018-03-28 12:01:22,262 INFO L128 BoogieDeclarations]: Found specification of procedure ldiv [2018-03-28 12:01:22,263 INFO L128 BoogieDeclarations]: Found specification of procedure lldiv [2018-03-28 12:01:22,263 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt [2018-03-28 12:01:22,263 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt [2018-03-28 12:01:22,263 INFO L128 BoogieDeclarations]: Found specification of procedure gcvt [2018-03-28 12:01:22,263 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt [2018-03-28 12:01:22,263 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt [2018-03-28 12:01:22,263 INFO L128 BoogieDeclarations]: Found specification of procedure qgcvt [2018-03-28 12:01:22,264 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-03-28 12:01:22,264 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-03-28 12:01:22,264 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-03-28 12:01:22,264 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-03-28 12:01:22,264 INFO L128 BoogieDeclarations]: Found specification of procedure mblen [2018-03-28 12:01:22,264 INFO L128 BoogieDeclarations]: Found specification of procedure mbtowc [2018-03-28 12:01:22,264 INFO L128 BoogieDeclarations]: Found specification of procedure wctomb [2018-03-28 12:01:22,265 INFO L128 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-03-28 12:01:22,265 INFO L128 BoogieDeclarations]: Found specification of procedure wcstombs [2018-03-28 12:01:22,265 INFO L128 BoogieDeclarations]: Found specification of procedure rpmatch [2018-03-28 12:01:22,265 INFO L128 BoogieDeclarations]: Found specification of procedure getsubopt [2018-03-28 12:01:22,265 INFO L128 BoogieDeclarations]: Found specification of procedure getloadavg [2018-03-28 12:01:22,265 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-03-28 12:01:22,265 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_fun [2018-03-28 12:01:22,265 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-03-28 12:01:22,266 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-03-28 12:01:22,266 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-03-28 12:01:22,266 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-03-28 12:01:22,266 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-03-28 12:01:22,266 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-03-28 12:01:22,266 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-03-28 12:01:22,266 INFO L128 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-03-28 12:01:22,604 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-03-28 12:01:22,605 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 12:01:22 BoogieIcfgContainer [2018-03-28 12:01:22,605 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-03-28 12:01:22,606 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-03-28 12:01:22,606 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-03-28 12:01:22,610 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-03-28 12:01:22,610 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.03 12:01:21" (1/3) ... [2018-03-28 12:01:22,611 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6cf61608 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.03 12:01:22, skipping insertion in model container [2018-03-28 12:01:22,611 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:01:22" (2/3) ... [2018-03-28 12:01:22,611 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6cf61608 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.03 12:01:22, skipping insertion in model container [2018-03-28 12:01:22,612 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 12:01:22" (3/3) ... [2018-03-28 12:01:22,614 INFO L107 eAbstractionObserver]: Analyzing ICFG array01-alloca_true-valid-memsafety_true-termination.i [2018-03-28 12:01:22,624 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-03-28 12:01:22,633 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 7 error locations. [2018-03-28 12:01:22,680 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-03-28 12:01:22,680 INFO L369 AbstractCegarLoop]: Interprodecural is true [2018-03-28 12:01:22,680 INFO L370 AbstractCegarLoop]: Hoare is true [2018-03-28 12:01:22,681 INFO L371 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-03-28 12:01:22,681 INFO L372 AbstractCegarLoop]: Backedges is TWOTRACK [2018-03-28 12:01:22,681 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-03-28 12:01:22,681 INFO L374 AbstractCegarLoop]: Difference is false [2018-03-28 12:01:22,681 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-03-28 12:01:22,681 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-03-28 12:01:22,681 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-03-28 12:01:22,695 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states. [2018-03-28 12:01:22,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-03-28 12:01:22,703 INFO L347 BasicCegarLoop]: Found error trace [2018-03-28 12:01:22,704 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-03-28 12:01:22,704 INFO L408 AbstractCegarLoop]: === Iteration 1 === [__U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr5RequiresViolation, __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr3RequiresViolation, __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr4RequiresViolation, __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr0RequiresViolation, __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr1RequiresViolation, __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr2RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK]=== [2018-03-28 12:01:22,709 INFO L82 PathProgramCache]: Analyzing trace with hash 1580313989, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-03-28 12:01:22,725 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-03-28 12:01:22,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-03-28 12:01:22,760 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-03-28 12:01:22,800 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-03-28 12:01:22,802 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-03-28 12:01:22,812 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-28 12:01:22,812 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-03-28 12:01:22,849 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-28 12:01:22,849 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-03-28 12:01:22,873 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-28 12:01:22,897 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-03-28 12:01:22,897 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2018-03-28 12:01:22,899 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-03-28 12:01:22,909 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-03-28 12:01:22,909 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-03-28 12:01:22,911 INFO L87 Difference]: Start difference. First operand 55 states. Second operand 6 states. [2018-03-28 12:01:23,050 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-03-28 12:01:23,050 INFO L93 Difference]: Finished difference Result 88 states and 98 transitions. [2018-03-28 12:01:23,050 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-03-28 12:01:23,052 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 22 [2018-03-28 12:01:23,052 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-03-28 12:01:23,063 INFO L225 Difference]: With dead ends: 88 [2018-03-28 12:01:23,063 INFO L226 Difference]: Without dead ends: 49 [2018-03-28 12:01:23,066 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2018-03-28 12:01:23,083 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2018-03-28 12:01:23,101 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 49. [2018-03-28 12:01:23,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 49 states. [2018-03-28 12:01:23,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 51 transitions. [2018-03-28 12:01:23,106 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 51 transitions. Word has length 22 [2018-03-28 12:01:23,107 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-03-28 12:01:23,107 INFO L459 AbstractCegarLoop]: Abstraction has 49 states and 51 transitions. [2018-03-28 12:01:23,107 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-03-28 12:01:23,107 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 51 transitions. [2018-03-28 12:01:23,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-03-28 12:01:23,108 INFO L347 BasicCegarLoop]: Found error trace [2018-03-28 12:01:23,108 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-03-28 12:01:23,108 INFO L408 AbstractCegarLoop]: === Iteration 2 === [__U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr5RequiresViolation, __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr3RequiresViolation, __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr4RequiresViolation, __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr0RequiresViolation, __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr1RequiresViolation, __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr2RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK]=== [2018-03-28 12:01:23,108 INFO L82 PathProgramCache]: Analyzing trace with hash 1580313990, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-03-28 12:01:23,114 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-03-28 12:01:23,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-03-28 12:01:23,137 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-03-28 12:01:23,156 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-03-28 12:01:23,156 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-03-28 12:01:23,162 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-03-28 12:01:23,163 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:15, output treesize:14 [2018-03-28 12:01:23,303 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-28 12:01:23,304 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-03-28 12:01:23,481 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-28 12:01:23,516 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-03-28 12:01:23,516 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [] total 12 [2018-03-28 12:01:23,518 INFO L442 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-03-28 12:01:23,518 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-03-28 12:01:23,519 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2018-03-28 12:01:23,519 INFO L87 Difference]: Start difference. First operand 49 states and 51 transitions. Second operand 13 states. [2018-03-28 12:01:23,908 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-03-28 12:01:23,908 INFO L93 Difference]: Finished difference Result 72 states and 79 transitions. [2018-03-28 12:01:23,909 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-03-28 12:01:23,909 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 22 [2018-03-28 12:01:23,909 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-03-28 12:01:23,912 INFO L225 Difference]: With dead ends: 72 [2018-03-28 12:01:23,912 INFO L226 Difference]: Without dead ends: 69 [2018-03-28 12:01:23,914 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 31 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=73, Invalid=269, Unknown=0, NotChecked=0, Total=342 [2018-03-28 12:01:23,914 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2018-03-28 12:01:23,921 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 51. [2018-03-28 12:01:23,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 51 states. [2018-03-28 12:01:23,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 54 transitions. [2018-03-28 12:01:23,923 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 54 transitions. Word has length 22 [2018-03-28 12:01:23,923 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-03-28 12:01:23,924 INFO L459 AbstractCegarLoop]: Abstraction has 51 states and 54 transitions. [2018-03-28 12:01:23,924 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-03-28 12:01:23,924 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 54 transitions. [2018-03-28 12:01:23,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-03-28 12:01:23,925 INFO L347 BasicCegarLoop]: Found error trace [2018-03-28 12:01:23,925 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-03-28 12:01:23,926 INFO L408 AbstractCegarLoop]: === Iteration 3 === [__U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr5RequiresViolation, __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr3RequiresViolation, __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr4RequiresViolation, __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr0RequiresViolation, __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr1RequiresViolation, __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr2RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK]=== [2018-03-28 12:01:23,926 INFO L82 PathProgramCache]: Analyzing trace with hash -2125365930, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-03-28 12:01:23,938 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-03-28 12:01:23,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-03-28 12:01:23,954 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-03-28 12:01:24,014 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-28 12:01:24,014 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-03-28 12:01:24,120 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-28 12:01:24,155 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-03-28 12:01:24,156 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 8 [2018-03-28 12:01:24,156 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-03-28 12:01:24,156 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-03-28 12:01:24,157 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-03-28 12:01:24,157 INFO L87 Difference]: Start difference. First operand 51 states and 54 transitions. Second operand 8 states. [2018-03-28 12:01:24,253 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-03-28 12:01:24,253 INFO L93 Difference]: Finished difference Result 75 states and 78 transitions. [2018-03-28 12:01:24,253 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-03-28 12:01:24,254 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 28 [2018-03-28 12:01:24,254 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-03-28 12:01:24,255 INFO L225 Difference]: With dead ends: 75 [2018-03-28 12:01:24,257 INFO L226 Difference]: Without dead ends: 66 [2018-03-28 12:01:24,257 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 46 SyntacticMatches, 3 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2018-03-28 12:01:24,258 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66 states. [2018-03-28 12:01:24,265 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66 to 51. [2018-03-28 12:01:24,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 51 states. [2018-03-28 12:01:24,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 53 transitions. [2018-03-28 12:01:24,267 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 53 transitions. Word has length 28 [2018-03-28 12:01:24,267 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-03-28 12:01:24,267 INFO L459 AbstractCegarLoop]: Abstraction has 51 states and 53 transitions. [2018-03-28 12:01:24,267 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-03-28 12:01:24,267 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 53 transitions. [2018-03-28 12:01:24,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-03-28 12:01:24,268 INFO L347 BasicCegarLoop]: Found error trace [2018-03-28 12:01:24,269 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-03-28 12:01:24,269 INFO L408 AbstractCegarLoop]: === Iteration 4 === [__U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr5RequiresViolation, __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr3RequiresViolation, __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr4RequiresViolation, __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr0RequiresViolation, __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr1RequiresViolation, __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr2RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK]=== [2018-03-28 12:01:24,269 INFO L82 PathProgramCache]: Analyzing trace with hash -573808363, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-03-28 12:01:24,275 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-03-28 12:01:24,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-03-28 12:01:24,293 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-03-28 12:01:24,303 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-03-28 12:01:24,304 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-03-28 12:01:24,314 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-28 12:01:24,314 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:12, output treesize:11 [2018-03-28 12:01:24,475 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-28 12:01:24,475 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-03-28 12:01:24,802 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-28 12:01:24,836 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-03-28 12:01:24,836 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 19 [2018-03-28 12:01:24,836 INFO L442 AbstractCegarLoop]: Interpolant automaton has 20 states [2018-03-28 12:01:24,837 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2018-03-28 12:01:24,837 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=323, Unknown=0, NotChecked=0, Total=380 [2018-03-28 12:01:24,837 INFO L87 Difference]: Start difference. First operand 51 states and 53 transitions. Second operand 20 states. [2018-03-28 12:01:25,540 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-03-28 12:01:25,541 INFO L93 Difference]: Finished difference Result 67 states and 70 transitions. [2018-03-28 12:01:25,541 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-03-28 12:01:25,541 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 31 [2018-03-28 12:01:25,542 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-03-28 12:01:25,543 INFO L225 Difference]: With dead ends: 67 [2018-03-28 12:01:25,543 INFO L226 Difference]: Without dead ends: 66 [2018-03-28 12:01:25,544 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 104 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=205, Invalid=725, Unknown=0, NotChecked=0, Total=930 [2018-03-28 12:01:25,544 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66 states. [2018-03-28 12:01:25,550 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66 to 48. [2018-03-28 12:01:25,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 48 states. [2018-03-28 12:01:25,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 50 transitions. [2018-03-28 12:01:25,551 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 50 transitions. Word has length 31 [2018-03-28 12:01:25,552 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-03-28 12:01:25,552 INFO L459 AbstractCegarLoop]: Abstraction has 48 states and 50 transitions. [2018-03-28 12:01:25,552 INFO L460 AbstractCegarLoop]: Interpolant automaton has 20 states. [2018-03-28 12:01:25,552 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 50 transitions. [2018-03-28 12:01:25,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-03-28 12:01:25,553 INFO L347 BasicCegarLoop]: Found error trace [2018-03-28 12:01:25,553 INFO L355 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-03-28 12:01:25,553 INFO L408 AbstractCegarLoop]: === Iteration 5 === [__U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr5RequiresViolation, __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr3RequiresViolation, __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr4RequiresViolation, __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr0RequiresViolation, __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr1RequiresViolation, __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr2RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK]=== [2018-03-28 12:01:25,553 INFO L82 PathProgramCache]: Analyzing trace with hash -311096923, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-03-28 12:01:25,562 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-03-28 12:01:25,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-03-28 12:01:25,578 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-03-28 12:01:25,591 INFO L700 Elim1Store]: detected not equals via solver [2018-03-28 12:01:25,592 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 5 [2018-03-28 12:01:25,592 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-03-28 12:01:25,593 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-03-28 12:01:25,594 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:12, output treesize:5 [2018-03-28 12:01:25,638 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|main_#t~malloc8.base| Int)) (and (= |c_#valid| (store |c_old(#valid)| |main_#t~malloc8.base| 0)) (= 0 (select |c_old(#valid)| |main_#t~malloc8.base|)))) is different from true [2018-03-28 12:01:25,641 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-03-28 12:01:25,641 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-03-28 12:01:25,657 WARN L1011 $PredicateComparison]: unable to prove that (forall ((|v_main_#t~malloc8.base_11| Int)) (or (= (store |c_#valid| |v_main_#t~malloc8.base_11| 0) |c_old(#valid)|) (not (= 0 (select |c_#valid| |v_main_#t~malloc8.base_11|))))) is different from false [2018-03-28 12:01:25,664 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-03-28 12:01:25,686 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-03-28 12:01:25,686 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5, 4] imperfect sequences [] total 7 [2018-03-28 12:01:25,686 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-03-28 12:01:25,686 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-03-28 12:01:25,687 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=21, Unknown=2, NotChecked=18, Total=56 [2018-03-28 12:01:25,687 INFO L87 Difference]: Start difference. First operand 48 states and 50 transitions. Second operand 8 states. [2018-03-28 12:01:25,694 WARN L1011 $PredicateComparison]: unable to prove that (and (forall ((|v_main_#t~malloc8.base_11| Int)) (or (= (store |c_#valid| |v_main_#t~malloc8.base_11| 0) |c_old(#valid)|) (not (= 0 (select |c_#valid| |v_main_#t~malloc8.base_11|))))) (= |c_#valid| |c_old(#valid)|)) is different from false [2018-03-28 12:01:25,774 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-03-28 12:01:25,775 INFO L93 Difference]: Finished difference Result 57 states and 59 transitions. [2018-03-28 12:01:25,775 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-03-28 12:01:25,775 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 37 [2018-03-28 12:01:25,775 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-03-28 12:01:25,776 INFO L225 Difference]: With dead ends: 57 [2018-03-28 12:01:25,776 INFO L226 Difference]: Without dead ends: 48 [2018-03-28 12:01:25,776 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 67 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 3 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=52, Unknown=3, NotChecked=48, Total=132 [2018-03-28 12:01:25,776 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states. [2018-03-28 12:01:25,785 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 48. [2018-03-28 12:01:25,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 48 states. [2018-03-28 12:01:25,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 49 transitions. [2018-03-28 12:01:25,786 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 49 transitions. Word has length 37 [2018-03-28 12:01:25,786 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-03-28 12:01:25,786 INFO L459 AbstractCegarLoop]: Abstraction has 48 states and 49 transitions. [2018-03-28 12:01:25,786 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-03-28 12:01:25,786 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 49 transitions. [2018-03-28 12:01:25,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-03-28 12:01:25,787 INFO L347 BasicCegarLoop]: Found error trace [2018-03-28 12:01:25,787 INFO L355 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-03-28 12:01:25,787 INFO L408 AbstractCegarLoop]: === Iteration 6 === [__U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr5RequiresViolation, __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr3RequiresViolation, __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr4RequiresViolation, __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr0RequiresViolation, __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr1RequiresViolation, __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr2RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK]=== [2018-03-28 12:01:25,787 INFO L82 PathProgramCache]: Analyzing trace with hash 1137199095, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-03-28 12:01:25,793 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-03-28 12:01:25,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-03-28 12:01:25,808 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-03-28 12:01:25,817 INFO L700 Elim1Store]: detected not equals via solver [2018-03-28 12:01:25,818 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 5 [2018-03-28 12:01:25,818 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-03-28 12:01:25,819 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-03-28 12:01:25,820 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:12, output treesize:5 [2018-03-28 12:01:25,845 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|main_#t~malloc8.base| Int)) (and (= |c_#valid| (store |c_old(#valid)| |main_#t~malloc8.base| 0)) (= 0 (select |c_old(#valid)| |main_#t~malloc8.base|)))) is different from true [2018-03-28 12:01:25,848 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-03-28 12:01:25,848 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-03-28 12:01:25,861 WARN L1011 $PredicateComparison]: unable to prove that (forall ((|v_main_#t~malloc8.base_13| Int)) (or (= (store |c_#valid| |v_main_#t~malloc8.base_13| 0) |c_old(#valid)|) (not (= 0 (select |c_#valid| |v_main_#t~malloc8.base_13|))))) is different from false [2018-03-28 12:01:25,871 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-03-28 12:01:25,895 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-03-28 12:01:25,896 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5, 4] imperfect sequences [] total 7 [2018-03-28 12:01:25,896 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-03-28 12:01:25,896 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-03-28 12:01:25,896 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=21, Unknown=2, NotChecked=18, Total=56 [2018-03-28 12:01:25,896 INFO L87 Difference]: Start difference. First operand 48 states and 49 transitions. Second operand 8 states. [2018-03-28 12:01:25,904 WARN L1011 $PredicateComparison]: unable to prove that (and (= |c_#valid| |c_old(#valid)|) (forall ((|v_main_#t~malloc8.base_13| Int)) (or (= (store |c_#valid| |v_main_#t~malloc8.base_13| 0) |c_old(#valid)|) (not (= 0 (select |c_#valid| |v_main_#t~malloc8.base_13|)))))) is different from false [2018-03-28 12:01:26,000 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-03-28 12:01:26,001 INFO L93 Difference]: Finished difference Result 48 states and 49 transitions. [2018-03-28 12:01:26,001 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-03-28 12:01:26,001 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 38 [2018-03-28 12:01:26,001 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-03-28 12:01:26,001 INFO L225 Difference]: With dead ends: 48 [2018-03-28 12:01:26,001 INFO L226 Difference]: Without dead ends: 0 [2018-03-28 12:01:26,002 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 69 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 3 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=52, Unknown=3, NotChecked=48, Total=132 [2018-03-28 12:01:26,002 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-03-28 12:01:26,002 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-03-28 12:01:26,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-03-28 12:01:26,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-03-28 12:01:26,003 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 38 [2018-03-28 12:01:26,003 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-03-28 12:01:26,003 INFO L459 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-03-28 12:01:26,003 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-03-28 12:01:26,003 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-03-28 12:01:26,003 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-03-28 12:01:26,007 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-03-28 12:01:26,480 WARN L151 SmtUtils]: Spent 314ms on a formula simplification. DAG size of input: 92 DAG size of output 53 [2018-03-28 12:01:26,619 WARN L151 SmtUtils]: Spent 131ms on a formula simplification. DAG size of input: 72 DAG size of output 49 [2018-03-28 12:01:26,668 INFO L416 ceAbstractionStarter]: For program point L542(line 542) no Hoare annotation was computed. [2018-03-28 12:01:26,668 INFO L416 ceAbstractionStarter]: For program point L540(lines 540 551) no Hoare annotation was computed. [2018-03-28 12:01:26,668 INFO L416 ceAbstractionStarter]: For program point L546(line 546) no Hoare annotation was computed. [2018-03-28 12:01:26,668 INFO L416 ceAbstractionStarter]: For program point __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr5RequiresViolation(line 546) no Hoare annotation was computed. [2018-03-28 12:01:26,668 INFO L416 ceAbstractionStarter]: For program point L545(lines 545 548) no Hoare annotation was computed. [2018-03-28 12:01:26,668 INFO L416 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2018-03-28 12:01:26,669 INFO L416 ceAbstractionStarter]: For program point L543(line 543) no Hoare annotation was computed. [2018-03-28 12:01:26,669 INFO L416 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2018-03-28 12:01:26,669 INFO L416 ceAbstractionStarter]: For program point __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funEXIT(lines 540 551) no Hoare annotation was computed. [2018-03-28 12:01:26,669 INFO L416 ceAbstractionStarter]: For program point L546'(line 546) no Hoare annotation was computed. [2018-03-28 12:01:26,669 INFO L416 ceAbstractionStarter]: For program point __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr4RequiresViolation(line 546) no Hoare annotation was computed. [2018-03-28 12:01:26,669 INFO L416 ceAbstractionStarter]: For program point L546''''(line 546) no Hoare annotation was computed. [2018-03-28 12:01:26,669 INFO L412 ceAbstractionStarter]: At program point L545'''''(lines 545 548) the Hoare annotation is: (or (and (exists ((v_main_~array_size~0_BEFORE_CALL_3 Int)) (and (<= __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_fun_~N v_main_~array_size~0_BEFORE_CALL_3) (= (* 4 v_main_~array_size~0_BEFORE_CALL_3) (select |#length| __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_fun_~a.base)))) (and (<= |__U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_fun_#in~N| __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_fun_~N) (or (<= |__U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_fun_#in~N| 0) (< __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_fun_~i~0 __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_fun_~N)) (let ((.cse0 (* 4 __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_fun_~i~0))) (and (<= 0 (+ __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_fun_~a.offset .cse0)) (= __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_fun_~a.offset 0) (= (select |#valid| __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_fun_~a.base) 1) (<= (+ __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_fun_~a.offset .cse0 4) (select |#length| __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_fun_~a.base)))))) (not (= 0 |__U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_fun_#in~a.offset|)) (not (exists ((main_~array_size~0 Int)) (and (= (* 4 main_~array_size~0) (select |#length| |__U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_fun_#in~a.base|)) (<= 1 main_~array_size~0)))) (not (= 1 (select |#valid| |__U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_fun_#in~a.base|))) (not (exists ((v_main_~array_size~0_BEFORE_CALL_3 Int)) (and (= (* 4 v_main_~array_size~0_BEFORE_CALL_3) (select |#length| |__U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_fun_#in~a.base|)) (<= |__U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_fun_#in~N| v_main_~array_size~0_BEFORE_CALL_3))))) [2018-03-28 12:01:26,669 INFO L416 ceAbstractionStarter]: For program point L544'''''''(lines 544 549) no Hoare annotation was computed. [2018-03-28 12:01:26,669 INFO L416 ceAbstractionStarter]: For program point __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr2RequiresViolation(line 546) no Hoare annotation was computed. [2018-03-28 12:01:26,670 INFO L412 ceAbstractionStarter]: At program point L544''''''(lines 544 549) the Hoare annotation is: (let ((.cse0 (<= |__U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_fun_#in~N| __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_fun_~N)) (.cse1 (exists ((main_~array_size~0 Int)) (and (= (* 4 main_~array_size~0) (select |#length| __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_fun_~a.base)) (<= 1 main_~array_size~0)))) (.cse2 (exists ((v_main_~array_size~0_BEFORE_CALL_3 Int)) (and (<= __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_fun_~N v_main_~array_size~0_BEFORE_CALL_3) (= (* 4 v_main_~array_size~0_BEFORE_CALL_3) (select |#length| __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_fun_~a.base))))) (.cse3 (= __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_fun_~a.offset 0)) (.cse4 (= (select |#valid| __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_fun_~a.base) 1))) (or (not (= 0 |__U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_fun_#in~a.offset|)) (and .cse0 .cse1 .cse2 (= __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_fun_~i~0 0) .cse3 .cse4) (not (exists ((main_~array_size~0 Int)) (and (= (* 4 main_~array_size~0) (select |#length| |__U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_fun_#in~a.base|)) (<= 1 main_~array_size~0)))) (not (= 1 (select |#valid| |__U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_fun_#in~a.base|))) (and .cse0 .cse1 .cse2 .cse3 (<= 1 __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_fun_~i~0) .cse4) (not (exists ((v_main_~array_size~0_BEFORE_CALL_3 Int)) (and (= (* 4 v_main_~array_size~0_BEFORE_CALL_3) (select |#length| |__U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_fun_#in~a.base|)) (<= |__U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_fun_#in~N| v_main_~array_size~0_BEFORE_CALL_3)))))) [2018-03-28 12:01:26,670 INFO L416 ceAbstractionStarter]: For program point L545''(line 545) no Hoare annotation was computed. [2018-03-28 12:01:26,670 INFO L416 ceAbstractionStarter]: For program point L547'(line 547) no Hoare annotation was computed. [2018-03-28 12:01:26,670 INFO L416 ceAbstractionStarter]: For program point L547''(line 547) no Hoare annotation was computed. [2018-03-28 12:01:26,670 INFO L416 ceAbstractionStarter]: For program point L544'''(lines 544 549) no Hoare annotation was computed. [2018-03-28 12:01:26,670 INFO L416 ceAbstractionStarter]: For program point __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr1RequiresViolation(line 545) no Hoare annotation was computed. [2018-03-28 12:01:26,670 INFO L416 ceAbstractionStarter]: For program point L544''''(line 544) no Hoare annotation was computed. [2018-03-28 12:01:26,670 INFO L416 ceAbstractionStarter]: For program point L545''''(line 545) no Hoare annotation was computed. [2018-03-28 12:01:26,670 INFO L416 ceAbstractionStarter]: For program point L544'(lines 544 549) no Hoare annotation was computed. [2018-03-28 12:01:26,670 INFO L416 ceAbstractionStarter]: For program point __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr0RequiresViolation(line 545) no Hoare annotation was computed. [2018-03-28 12:01:26,670 INFO L416 ceAbstractionStarter]: For program point __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funErr3RequiresViolation(line 546) no Hoare annotation was computed. [2018-03-28 12:01:26,670 INFO L419 ceAbstractionStarter]: At program point __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funENTRY(lines 540 551) the Hoare annotation is: true [2018-03-28 12:01:26,670 INFO L416 ceAbstractionStarter]: For program point __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i__test_funFINAL(lines 540 551) no Hoare annotation was computed. [2018-03-28 12:01:26,670 INFO L416 ceAbstractionStarter]: For program point L546''(line 546) no Hoare annotation was computed. [2018-03-28 12:01:26,671 INFO L416 ceAbstractionStarter]: For program point L544'''''(line 544) no Hoare annotation was computed. [2018-03-28 12:01:26,671 INFO L416 ceAbstractionStarter]: For program point L545'(lines 545 548) no Hoare annotation was computed. [2018-03-28 12:01:26,671 INFO L416 ceAbstractionStarter]: For program point L546'''(line 546) no Hoare annotation was computed. [2018-03-28 12:01:26,671 INFO L416 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2018-03-28 12:01:26,671 INFO L416 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-03-28 12:01:26,671 INFO L412 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-03-28 12:01:26,671 INFO L416 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-03-28 12:01:26,671 INFO L419 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-03-28 12:01:26,671 INFO L419 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-03-28 12:01:26,671 INFO L416 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-03-28 12:01:26,671 INFO L416 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-03-28 12:01:26,671 INFO L416 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2018-03-28 12:01:26,671 INFO L416 ceAbstractionStarter]: For program point L553'(line 553) no Hoare annotation was computed. [2018-03-28 12:01:26,671 INFO L416 ceAbstractionStarter]: For program point L557(line 557) no Hoare annotation was computed. [2018-03-28 12:01:26,671 INFO L416 ceAbstractionStarter]: For program point mainFINAL(lines 552 559) no Hoare annotation was computed. [2018-03-28 12:01:26,672 INFO L416 ceAbstractionStarter]: For program point L555(line 555) no Hoare annotation was computed. [2018-03-28 12:01:26,672 INFO L416 ceAbstractionStarter]: For program point L554(lines 554 556) no Hoare annotation was computed. [2018-03-28 12:01:26,672 INFO L412 ceAbstractionStarter]: At program point L558(line 558) the Hoare annotation is: (let ((.cse0 (* 4 main_~array_size~0))) (and (= |#valid| (store |old(#valid)| |main_#t~malloc8.base| 1)) (= .cse0 (select |#length| |main_#t~malloc8.base|)) (= |main_#t~malloc8.offset| 0) (= (select |#valid| main_~numbers~0.base) 1) (= 0 main_~numbers~0.offset) (= 0 (select |old(#valid)| |main_#t~malloc8.base|)) (= .cse0 (select |#length| main_~numbers~0.base)) (<= 1 main_~array_size~0))) [2018-03-28 12:01:26,672 INFO L416 ceAbstractionStarter]: For program point mainEXIT(lines 552 559) no Hoare annotation was computed. [2018-03-28 12:01:26,672 INFO L412 ceAbstractionStarter]: At program point mainENTRY(lines 552 559) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-03-28 12:01:26,672 INFO L416 ceAbstractionStarter]: For program point L558''(line 558) no Hoare annotation was computed. [2018-03-28 12:01:26,672 INFO L416 ceAbstractionStarter]: For program point L557'(line 557) no Hoare annotation was computed. [2018-03-28 12:01:26,672 INFO L416 ceAbstractionStarter]: For program point L554''(lines 554 556) no Hoare annotation was computed. [2018-03-28 12:01:26,672 INFO L416 ceAbstractionStarter]: For program point L558'(line 558) no Hoare annotation was computed. [2018-03-28 12:01:26,672 INFO L416 ceAbstractionStarter]: For program point L557''(line 557) no Hoare annotation was computed. [2018-03-28 12:01:26,672 INFO L416 ceAbstractionStarter]: For program point mainErr0EnsuresViolationMEMORY_LEAK(lines 552 559) no Hoare annotation was computed. [2018-03-28 12:01:26,672 INFO L416 ceAbstractionStarter]: For program point __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____bswap_64ENTRY(lines 61 65) no Hoare annotation was computed. [2018-03-28 12:01:26,672 INFO L416 ceAbstractionStarter]: For program point __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____bswap_64FINAL(lines 61 65) no Hoare annotation was computed. [2018-03-28 12:01:26,673 INFO L416 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-03-28 12:01:26,673 INFO L416 ceAbstractionStarter]: For program point __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____bswap_64EXIT(lines 61 65) no Hoare annotation was computed. [2018-03-28 12:01:26,673 INFO L416 ceAbstractionStarter]: For program point L64'(line 64) no Hoare annotation was computed. [2018-03-28 12:01:26,673 INFO L416 ceAbstractionStarter]: For program point __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____bswap_32FINAL(lines 56 60) no Hoare annotation was computed. [2018-03-28 12:01:26,673 INFO L416 ceAbstractionStarter]: For program point L59(line 59) no Hoare annotation was computed. [2018-03-28 12:01:26,673 INFO L416 ceAbstractionStarter]: For program point __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____bswap_32EXIT(lines 56 60) no Hoare annotation was computed. [2018-03-28 12:01:26,673 INFO L416 ceAbstractionStarter]: For program point L59'(line 59) no Hoare annotation was computed. [2018-03-28 12:01:26,673 INFO L416 ceAbstractionStarter]: For program point __U_MULTI_farray___alloca_true_valid_memsafety_true_termination_i____bswap_32ENTRY(lines 56 60) no Hoare annotation was computed. [2018-03-28 12:01:26,678 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~0_BEFORE_CALL_3,QUANTIFIED] [2018-03-28 12:01:26,679 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~0_BEFORE_CALL_3,QUANTIFIED] [2018-03-28 12:01:26,680 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~array_size~0,QUANTIFIED] [2018-03-28 12:01:26,680 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~array_size~0,QUANTIFIED] [2018-03-28 12:01:26,680 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~0_BEFORE_CALL_3,QUANTIFIED] [2018-03-28 12:01:26,680 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~0_BEFORE_CALL_3,QUANTIFIED] [2018-03-28 12:01:26,682 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-28 12:01:26,683 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-28 12:01:26,683 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-28 12:01:26,683 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-28 12:01:26,688 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~0_BEFORE_CALL_3,QUANTIFIED] [2018-03-28 12:01:26,688 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~0_BEFORE_CALL_3,QUANTIFIED] [2018-03-28 12:01:26,688 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~array_size~0,QUANTIFIED] [2018-03-28 12:01:26,689 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~array_size~0,QUANTIFIED] [2018-03-28 12:01:26,689 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~0_BEFORE_CALL_3,QUANTIFIED] [2018-03-28 12:01:26,689 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~0_BEFORE_CALL_3,QUANTIFIED] [2018-03-28 12:01:26,689 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-28 12:01:26,690 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-28 12:01:26,690 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-28 12:01:26,690 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-28 12:01:26,693 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~array_size~0,QUANTIFIED] [2018-03-28 12:01:26,693 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~array_size~0,QUANTIFIED] [2018-03-28 12:01:26,694 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~0_BEFORE_CALL_3,QUANTIFIED] [2018-03-28 12:01:26,694 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~0_BEFORE_CALL_3,QUANTIFIED] [2018-03-28 12:01:26,694 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~array_size~0,QUANTIFIED] [2018-03-28 12:01:26,694 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~array_size~0,QUANTIFIED] [2018-03-28 12:01:26,694 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~array_size~0,QUANTIFIED] [2018-03-28 12:01:26,694 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~array_size~0,QUANTIFIED] [2018-03-28 12:01:26,695 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~0_BEFORE_CALL_3,QUANTIFIED] [2018-03-28 12:01:26,695 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~0_BEFORE_CALL_3,QUANTIFIED] [2018-03-28 12:01:26,695 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~0_BEFORE_CALL_3,QUANTIFIED] [2018-03-28 12:01:26,695 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~0_BEFORE_CALL_3,QUANTIFIED] [2018-03-28 12:01:26,695 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-28 12:01:26,695 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-28 12:01:26,695 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-28 12:01:26,696 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-28 12:01:26,696 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-28 12:01:26,696 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-28 12:01:26,697 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~array_size~0,QUANTIFIED] [2018-03-28 12:01:26,698 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~array_size~0,QUANTIFIED] [2018-03-28 12:01:26,698 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~0_BEFORE_CALL_3,QUANTIFIED] [2018-03-28 12:01:26,698 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~0_BEFORE_CALL_3,QUANTIFIED] [2018-03-28 12:01:26,699 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~array_size~0,QUANTIFIED] [2018-03-28 12:01:26,699 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~array_size~0,QUANTIFIED] [2018-03-28 12:01:26,699 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~array_size~0,QUANTIFIED] [2018-03-28 12:01:26,699 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~array_size~0,QUANTIFIED] [2018-03-28 12:01:26,699 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~0_BEFORE_CALL_3,QUANTIFIED] [2018-03-28 12:01:26,699 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~0_BEFORE_CALL_3,QUANTIFIED] [2018-03-28 12:01:26,700 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~0_BEFORE_CALL_3,QUANTIFIED] [2018-03-28 12:01:26,700 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~0_BEFORE_CALL_3,QUANTIFIED] [2018-03-28 12:01:26,700 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-28 12:01:26,700 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-28 12:01:26,700 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-28 12:01:26,700 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-28 12:01:26,700 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-28 12:01:26,701 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-28 12:01:26,702 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 12:01:26 BoogieIcfgContainer [2018-03-28 12:01:26,702 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-03-28 12:01:26,703 INFO L168 Benchmark]: Toolchain (without parser) took 4948.43 ms. Allocated memory was 303.6 MB in the beginning and 525.9 MB in the end (delta: 222.3 MB). Free memory was 241.8 MB in the beginning and 460.5 MB in the end (delta: -218.8 MB). Peak memory consumption was 153.7 MB. Max. memory is 5.3 GB. [2018-03-28 12:01:26,704 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 303.6 MB. Free memory is still 266.0 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-03-28 12:01:26,705 INFO L168 Benchmark]: CACSL2BoogieTranslator took 300.13 ms. Allocated memory is still 303.6 MB. Free memory was 241.8 MB in the beginning and 217.2 MB in the end (delta: 24.6 MB). Peak memory consumption was 24.6 MB. Max. memory is 5.3 GB. [2018-03-28 12:01:26,705 INFO L168 Benchmark]: Boogie Preprocessor took 57.07 ms. Allocated memory is still 303.6 MB. Free memory was 217.2 MB in the beginning and 215.2 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 5.3 GB. [2018-03-28 12:01:26,706 INFO L168 Benchmark]: RCFGBuilder took 488.71 ms. Allocated memory was 303.6 MB in the beginning and 464.5 MB in the end (delta: 161.0 MB). Free memory was 215.2 MB in the beginning and 403.6 MB in the end (delta: -188.4 MB). Peak memory consumption was 22.5 MB. Max. memory is 5.3 GB. [2018-03-28 12:01:26,706 INFO L168 Benchmark]: TraceAbstraction took 4096.54 ms. Allocated memory was 464.5 MB in the beginning and 525.9 MB in the end (delta: 61.3 MB). Free memory was 403.6 MB in the beginning and 460.5 MB in the end (delta: -57.0 MB). Peak memory consumption was 154.5 MB. Max. memory is 5.3 GB. [2018-03-28 12:01:26,709 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 303.6 MB. Free memory is still 266.0 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 300.13 ms. Allocated memory is still 303.6 MB. Free memory was 241.8 MB in the beginning and 217.2 MB in the end (delta: 24.6 MB). Peak memory consumption was 24.6 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 57.07 ms. Allocated memory is still 303.6 MB. Free memory was 217.2 MB in the beginning and 215.2 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 5.3 GB. * RCFGBuilder took 488.71 ms. Allocated memory was 303.6 MB in the beginning and 464.5 MB in the end (delta: 161.0 MB). Free memory was 215.2 MB in the beginning and 403.6 MB in the end (delta: -188.4 MB). Peak memory consumption was 22.5 MB. Max. memory is 5.3 GB. * TraceAbstraction took 4096.54 ms. Allocated memory was 464.5 MB in the beginning and 525.9 MB in the end (delta: 61.3 MB). Free memory was 403.6 MB in the beginning and 460.5 MB in the end (delta: -57.0 MB). Peak memory consumption was 154.5 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~0_BEFORE_CALL_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~0_BEFORE_CALL_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~array_size~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~array_size~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~0_BEFORE_CALL_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~0_BEFORE_CALL_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~0_BEFORE_CALL_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~0_BEFORE_CALL_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~array_size~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~array_size~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~0_BEFORE_CALL_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~0_BEFORE_CALL_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~array_size~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~array_size~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~0_BEFORE_CALL_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~0_BEFORE_CALL_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~array_size~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~array_size~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~array_size~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~array_size~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~0_BEFORE_CALL_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~0_BEFORE_CALL_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~0_BEFORE_CALL_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~0_BEFORE_CALL_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~array_size~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~array_size~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~0_BEFORE_CALL_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~0_BEFORE_CALL_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~array_size~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~array_size~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~array_size~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~array_size~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~0_BEFORE_CALL_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~0_BEFORE_CALL_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~0_BEFORE_CALL_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~0_BEFORE_CALL_3,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 546]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 546]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 546]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 545]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 545]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 546]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 552]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - AllSpecificationsHoldResult: All specifications hold 7 specifications checked. All of them hold - InvariantResult [Line: 545]: Loop Invariant [2018-03-28 12:01:26,714 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~0_BEFORE_CALL_3,QUANTIFIED] [2018-03-28 12:01:26,715 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~0_BEFORE_CALL_3,QUANTIFIED] [2018-03-28 12:01:26,715 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~array_size~0,QUANTIFIED] [2018-03-28 12:01:26,715 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~array_size~0,QUANTIFIED] [2018-03-28 12:01:26,715 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~0_BEFORE_CALL_3,QUANTIFIED] [2018-03-28 12:01:26,715 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~0_BEFORE_CALL_3,QUANTIFIED] [2018-03-28 12:01:26,715 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-28 12:01:26,715 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-28 12:01:26,716 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-28 12:01:26,716 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-28 12:01:26,716 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~0_BEFORE_CALL_3,QUANTIFIED] [2018-03-28 12:01:26,717 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~0_BEFORE_CALL_3,QUANTIFIED] [2018-03-28 12:01:26,717 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~array_size~0,QUANTIFIED] [2018-03-28 12:01:26,717 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~array_size~0,QUANTIFIED] [2018-03-28 12:01:26,717 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~0_BEFORE_CALL_3,QUANTIFIED] [2018-03-28 12:01:26,717 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~0_BEFORE_CALL_3,QUANTIFIED] [2018-03-28 12:01:26,717 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-28 12:01:26,717 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-28 12:01:26,718 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-28 12:01:26,718 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length Derived loop invariant: (((((\exists v_main_~array_size~0_BEFORE_CALL_3 : int :: N <= v_main_~array_size~0_BEFORE_CALL_3 && 4 * v_main_~array_size~0_BEFORE_CALL_3 == unknown-#length-unknown[a]) && (\old(N) <= N && (\old(N) <= 0 || i < N)) && ((0 <= a + 4 * i && a == 0) && \valid[a] == 1) && a + 4 * i + 4 <= unknown-#length-unknown[a]) || !(0 == a)) || !(\exists main_~array_size~0 : int :: 4 * main_~array_size~0 == unknown-#length-unknown[a] && 1 <= main_~array_size~0)) || !(1 == \valid[a])) || !(\exists v_main_~array_size~0_BEFORE_CALL_3 : int :: 4 * v_main_~array_size~0_BEFORE_CALL_3 == unknown-#length-unknown[a] && \old(N) <= v_main_~array_size~0_BEFORE_CALL_3) - InvariantResult [Line: 544]: Loop Invariant [2018-03-28 12:01:26,719 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~array_size~0,QUANTIFIED] [2018-03-28 12:01:26,719 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~array_size~0,QUANTIFIED] [2018-03-28 12:01:26,719 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~0_BEFORE_CALL_3,QUANTIFIED] [2018-03-28 12:01:26,719 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~0_BEFORE_CALL_3,QUANTIFIED] [2018-03-28 12:01:26,720 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~array_size~0,QUANTIFIED] [2018-03-28 12:01:26,720 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~array_size~0,QUANTIFIED] [2018-03-28 12:01:26,720 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~array_size~0,QUANTIFIED] [2018-03-28 12:01:26,720 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~array_size~0,QUANTIFIED] [2018-03-28 12:01:26,720 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~0_BEFORE_CALL_3,QUANTIFIED] [2018-03-28 12:01:26,721 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~0_BEFORE_CALL_3,QUANTIFIED] [2018-03-28 12:01:26,721 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~0_BEFORE_CALL_3,QUANTIFIED] [2018-03-28 12:01:26,721 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~0_BEFORE_CALL_3,QUANTIFIED] [2018-03-28 12:01:26,721 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-28 12:01:26,722 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-28 12:01:26,722 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-28 12:01:26,722 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-28 12:01:26,722 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-28 12:01:26,722 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-28 12:01:26,724 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~array_size~0,QUANTIFIED] [2018-03-28 12:01:26,724 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~array_size~0,QUANTIFIED] [2018-03-28 12:01:26,724 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~0_BEFORE_CALL_3,QUANTIFIED] [2018-03-28 12:01:26,725 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~0_BEFORE_CALL_3,QUANTIFIED] [2018-03-28 12:01:26,725 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~array_size~0,QUANTIFIED] [2018-03-28 12:01:26,725 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~array_size~0,QUANTIFIED] [2018-03-28 12:01:26,725 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~array_size~0,QUANTIFIED] [2018-03-28 12:01:26,725 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~array_size~0,QUANTIFIED] [2018-03-28 12:01:26,726 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~0_BEFORE_CALL_3,QUANTIFIED] [2018-03-28 12:01:26,726 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~0_BEFORE_CALL_3,QUANTIFIED] [2018-03-28 12:01:26,726 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~0_BEFORE_CALL_3,QUANTIFIED] [2018-03-28 12:01:26,726 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~array_size~0_BEFORE_CALL_3,QUANTIFIED] [2018-03-28 12:01:26,726 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-28 12:01:26,727 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-28 12:01:26,727 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-28 12:01:26,727 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-28 12:01:26,727 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-28 12:01:26,727 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length Derived loop invariant: ((((!(0 == a) || (((((\old(N) <= N && (\exists main_~array_size~0 : int :: 4 * main_~array_size~0 == unknown-#length-unknown[a] && 1 <= main_~array_size~0)) && (\exists v_main_~array_size~0_BEFORE_CALL_3 : int :: N <= v_main_~array_size~0_BEFORE_CALL_3 && 4 * v_main_~array_size~0_BEFORE_CALL_3 == unknown-#length-unknown[a])) && i == 0) && a == 0) && \valid[a] == 1)) || !(\exists main_~array_size~0 : int :: 4 * main_~array_size~0 == unknown-#length-unknown[a] && 1 <= main_~array_size~0)) || !(1 == \valid[a])) || (((((\old(N) <= N && (\exists main_~array_size~0 : int :: 4 * main_~array_size~0 == unknown-#length-unknown[a] && 1 <= main_~array_size~0)) && (\exists v_main_~array_size~0_BEFORE_CALL_3 : int :: N <= v_main_~array_size~0_BEFORE_CALL_3 && 4 * v_main_~array_size~0_BEFORE_CALL_3 == unknown-#length-unknown[a])) && a == 0) && 1 <= i) && \valid[a] == 1)) || !(\exists v_main_~array_size~0_BEFORE_CALL_3 : int :: 4 * v_main_~array_size~0_BEFORE_CALL_3 == unknown-#length-unknown[a] && \old(N) <= v_main_~array_size~0_BEFORE_CALL_3) - StatisticsResult: Ultimate Automizer benchmark data CFG has 6 procedures, 65 locations, 7 error locations. SAFE Result, 4.0s OverallTime, 6 OverallIterations, 2 TraceHistogramMax, 1.5s AutomataDifference, 0.0s DeadEndRemovalTime, 0.6s HoareAnnotationTime, HoareTripleCheckerStatistics: 241 SDtfs, 638 SDslu, 874 SDs, 0 SdLazy, 522 SolverSat, 41 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 381 GetRequests, 295 SyntacticMatches, 6 SemanticMatches, 80 ConstructedPredicates, 6 IntricatePredicates, 0 DeprecatedPredicates, 152 ImplicationChecksByTransitivity, 1.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=55occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 6 MinimizatonAttempts, 51 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 8 LocationsWithAnnotation, 11 PreInvPairs, 18 NumberOfFragments, 251 HoareAnnotationTreeSize, 11 FomulaSimplifications, 100 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 8 FomulaSimplificationsInter, 1969 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 178 NumberOfCodeBlocks, 178 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 344 ConstructedInterpolants, 97 QuantifiedInterpolants, 70882 SizeOfPredicates, 25 NumberOfNonLiveVariables, 484 ConjunctsInSsa, 66 ConjunctsInUnsatCore, 12 InterpolantComputations, 10 PerfectInterpolantSequences, 10/16 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/array01-alloca_true-valid-memsafety_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Fixed_noBitfields+AI_EQ_SS.epf_AutomizerC.xml/Csv-Benchmark-0-2018-03-28_12-01-26-733.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/array01-alloca_true-valid-memsafety_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Fixed_noBitfields+AI_EQ_SS.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-0-2018-03-28_12-01-26-733.csv Received shutdown request...